1965 Triumph Tr4 MOT Pass Rate
Pass rate for Tr4 models manufactured in 1965, based on 719 real MOT test results.
Data from official DVSA MOT testing records
This page shows all Tr4 cars tested in 1965. Want to see how cars built in 1965 hold up over time?
View 1965 Triumph Tr4 vintage page → (87.1% current pass rate)1965 Triumph Tr4 MOT Analysis
The 1965 Triumph Tr4 has an MOT pass rate of 81.2% based on 719 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 43,209 miles on the odometer. With a 18.8% failure rate, the 1965 Tr4 is rated as "Excellent" for MOT reliability.
The leading cause of MOT failure for the 1965 Triumph Tr4 is Non-component advisories, responsible for 0.3% of failures. Non-component advisories issues are a common cause of MOT failure. Regular inspection and maintenance of these components helps ensure your vehicle passes its MOT. Typical repair costs range from £100–400. Body, chassis, structure is the second most common issue at 0.1%. Brakes follows at 0.1%.
Top failures specific to 1965 models only. The overall Tr4 page may show different rankings.
What Fails Most
What Fails on This Car?
Click a category to see specific failure items.
View as table
| Rank | Failure Category | Rate (%) | Count |
|---|---|---|---|
| 1 | Non-component Advisories | 0.3% | 2 |
| 2 | Body, Chassis, Structure | 0.1% | 1 |
| 3 | Brakes | 0.1% | 1 |
| 4 | Lamps, Reflectors And Electrical Equipment | 0.1% | 1 |
| 5 | Noise, Emissions And Leaks | 0.1% | 1 |
| 6 | Seat Belts And Supplementary Restraint Systems | 0.1% | 1 |
| 7 | Suspension | 0.1% | 1 |
Failures per 10,000 Miles
avg. 43,209 miFor every 10,000 miles driven, this shows what percentage of MOT tests fail for each category. This accounts for how far cars are actually driven, not just raw pass/fail counts.
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| Category | Rate / 10K mi | Raw % | Count |
|---|---|---|---|
| Non-component advisories | 0.06 | 0.3% | 2 |
| Body & Structure | 0.03 | 0.1% | 1 |
| Brakes | 0.03 | 0.1% | 1 |
| Lamps & Electrical | 0.03 | 0.1% | 1 |
| Noise, emissions and leaks | 0.03 | 0.1% | 1 |
| Seat Belts | 0.03 | 0.1% | 1 |
| Suspension | 0.03 | 0.1% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 1965 Triumph Tr4 has an MOT pass rate of 81.2% based on 719 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 43,209 miles on the odometer. With a 18.8% failure rate, the 1965 Tr4 is rated as "Excellent" for MOT reliability.
If you own or are considering buying a 1965 Triumph Tr4, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to non-component advisories: Have this system checked during regular servicing. Look for warning signs like unusual noises, vibrations, or dashboard warning lights. With relatively low average mileage of 43,209 miles, many of these vehicles are still in good mechanical condition.
Non-component advisories — 0.3% of failures
Non-component advisories issues account for 0.3% of MOT failures on 1965 Triumph Tr4 models. Non-component advisories issues are a common cause of MOT failure. Regular inspection and maintenance of these components helps ensure your vehicle passes its MOT. Typical repair costs: £100–400. Pre-MOT check: Have this system checked during regular servicing. Look for warning signs like unusual noises, vibrations, or dashboard warning lights.
Body, chassis, structure — 0.1% of failures
Body, chassis, structure issues account for 0.1% of MOT failures on 1965 Triumph Tr4 models. Body and structure failures include excessive corrosion, sharp edges, loose panels, and damage to the vehicle frame. Rust is the primary concern, especially on older vehicles or those exposed to road salt. Typical repair costs: £100–500+. Pre-MOT check: Inspect sills, wheel arches, door bottoms, and the chassis for rust. Surface rust is acceptable but structural corrosion or holes will fail. Check that all doors, bonnet, and boot close securely.
Brakes — 0.1% of failures
Brakes issues account for 0.1% of MOT failures on 1965 Triumph Tr4 models. Brake-related failures include worn brake pads, corroded brake discs, leaking brake lines, and faulty brake servos. These are safety-critical components — any brake deficiency will result in an MOT fail. Typical repair costs: £150–400. Pre-MOT check: Listen for squealing or grinding noises. Check brake pedal feel — if it feels spongy or goes to the floor, have the system inspected immediately. Look at brake pad thickness through the wheel spokes (minimum 3mm).
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.